IB(NA)0300148-P(2008)MEE Specifications are subject to change without notice.
MR-J3W-0303BN6
MR-J3W-22B to MR-J3W-1010B
Instructions and Cautions for Safe Use of AC Servos
Model
P
J3W Series
HEAD OFFICE: TOKYO BLDG MARUNOUCHI TOKYO 100-8310
General-Purpose AC Servo
Country/Region
USA
Germany
China
Korea
Japan
Sales office
Mitsubishi Electric Automati on, Inc.
500 Corporate Woods Parkway, Vernon Hills, IL 60061, U.S.A.
Mitsubishi Electric Europe B.V. German Branch
Mitsubishi-Electric-Platz 1, 40882 Ratingen, Germany
Mitsubishi Electric Automation (China) Ltd.
Mitsubishi Electric Automation Center, No.1386 Hongqiao Road, Shanghai, China
Mitsubishi Electric Automation Korea Co., Ltd.
7F-9F, Gangseo Hangang Xi-tower A, 401, Yangcheon-ro, Gangseo-Gu, Seoul 07528, Korea
Mitsubishi Electric Corporation
Tokyo Building, 2-7-3, Marunouchi, Chiyoda-ku, Tokyo 100-8310, Japan
Tel/Fax
Tel
Fax
Tel
Fax
Tel
Fax
Tel
Fax
Tel
: +1-847-478-2100
: +1-847-478-2253
: +49-2102-486-0
: +49-2102-486-1120
: +86-21-2322-3030
: +86-21-2322-3000
: +82-2-3660-9510
: +82-2-3664-8372/8335
: +81-3-3218-2111
Copyright©2008 Mitsubishi Electric Corporation All Rights Reserved.
Contents of the package
Unpack the product and check the rating plate to see if the servo amplifier is as you ordered.
Contents Quantit
Servo amplifier 1
MELSERVO-J3W Series Instructions and Cautions for Safe Use of AC Servos (this guide) 1
Rating plate
The following shows an example of rating plate and warning plate for explanation of each item.
KC certification number
MODEL
Model
The year and month of manufacture
Country of origin
Capacity
Applicable power supply
Serial number
Rated output
SERIAL
KCC-REI-MEK-TC300A492G52
OUTPUT
POWER
MR-J3W-44B
AC SERVO
DATE: 2014-11
3PH+1PH200-230V 60Hz
INPUT
9.1A 1PH230V 50/60Hz
TOKYO 100-8310, JAPAN MADE IN JAPAN
MITSUBISHI ELECTRIC CORPORATION
: 400W(A)+400W(B)
: 6.1A 3PH+1PH200-230V 50Hz
: 170V 0-360Hz 2.8A(A)+2.8A(B)
: A4Y001050
Warning plate
The following shows an example of warning plate.
Model
The following describes what each block of a model name indicates.
Not all combinations of the symbols are available.
Symbol
Rated output [kW]
0303
22
44
77
1010
A-axis B-axis
0.03
0.2
0.4
0.75
1
0.03
0.2
0.4
0.75
1
Series
Rated output
Corresponding
Symbol
B
BN
Corresponding
SSCNET III
Power supply
Symbol Power supply
3-phase or 1-phase 200 V AC to 230 V AC
48 V DC/24 V DC
None
6
Software special specification
Blank, Jn, Sn, or Un
(n = 00 to 999)
Hardware special specification
Blank or 2 to 5 digit alphanumeric
(RJ, ED, PX, RU, RZ, etc.)
MR BJW232---
1.About the manual
To use the MELSERVO-J3W series safely, read each instruction manual carefully.
1.1 MELSERVO-J3W relevant manuals
This installation guide explains how to mount MR-J3W servo amplifiers. You can also check it with our website for free.
http://www.mitsubishielectric.com/fa/
If you have any questions about the operation or programming of the equipment described in this guide, contact your
local sales office.
In addition, when you mount a protective device, specific technical skills which are not detailed in the guide will be
required.
1.2 Purpose of this guide
This installation guide explains the safe operation of MR-J3W servo amplifiers for engineers of machinery manufacturers
and machine operators. For detailed information of the products, refer to each servo amplifier instruction manual.
2. About safety
This chapter explains safety of users and machine operators. Please read the chapter carefully before mounting the
equipment. In this installation guide, the specific warnings and cautions levels are classified as follows.
WARNING
Indicates that incorrect handling may cause hazardous conditions, resulting in death or severe injury.
CAUTION
Indicates that incorrect handling may cause hazardous conditions, resulting in medium or slight injury to
personnel or may cause physical damage.
2.1 Professional engineer
Only professional engineers should mount MR-J3W servo amplifiers.
Here, professional engineers should meet all the conditions below.
(1) Persons who took a proper training of related work of electrical equipment or persons who can avoid risk based on
past experience.
(2) Persons who have read and familiarized himself/herself with this installation guide.
2.2 Applications of the devices
MR-J3W servo amplifiers comply with the following standards.
IEC/EN 61800-5-1/GB 12668.501, IEC/EN/KN 61800-3/GB 12668.3, IEC/EN 60204-1
2.3 Correct use
Use the MR-J3W servo amplifiers within specifications. Refer to each instruction manual for specifications such as
voltage, temperature, etc. Mitsubishi Electric Co. accepts no claims for liability if the equipment is used in any other way
or if modifications are made to the device, even in the context of mounting and installation.
WARNING
If you need to get close to the moving parts of the machine for inspection or others, ensure
safety by confirming the power off, etc. Otherwise, it may cause an accident.
It takes 15 minutes maximum for capacitor discharging. Do not touch the unit and terminals
immediately after power off.
2.3.1 Selection of peripheral equipment and wire
The followings are selected based on IEC/EN 61800-5-1, UL 508C, and CSA C22.2 No. 274 or No. 14.
(1) Local wiring and crimping tool
The following table shows the stranded wires [AWG] rated at 75 ˚C/60 ˚C.
Recommended wire
Servo amplifier
75 ˚C/60 ˚C stranded wires [AWG]
L1/L2/L3
L11/L21 P+/C
U/V/W/
(Note 1)
MR-J3W-0303BN6 16/- (Note 3) 19/-
MR-J3W_-_B 14/14 (Note 2) 14/14 14/14 14/14
Note 1. Select wire sizes depending on the rated output of the servo motors. The values in the table are sizes based on rated output of the servo
amplifiers.
2. Use the crimp terminal specified as below for the PE terminal of the servo amplifier.
Crimp terminal: FVD2-4
Tool: YNT-1614
Manufacturer: JST (J.S.T. Mfg. Co., Ltd.)
3. This value is of 24/0/PM/
for MR-J3W-0303BN6.
(2) Selection example of MCCB and fuse
Use a fuse (Class T) or a molded-case circuit breaker (UL 489 Listed MCCB) indicated in the table below. The
Class T fuses and molded-case circuit breakers in the table are selected examples based on rated I/O of the servo
amplifiers. When you select a smaller capacity servo motor to connect it to the servo amplifier, you can also use
smaller capacity T class fuses or molded-case circuit breaker than ones in the table. For selecting ones other than
Class T fuses and molded-case circuit breakers below, refer to the servo amplifier instruction manual.
Power supply specification
Circuit protector
MR-J3W-0303BN6
Main circuit power supply (48 V DC)
CP30-BA 1P 1-M 5A
Main circuit power supply (24 V DC) CP30-BA 1P 1-M 10A
Servo amplifier (Note) Molded-case circuit breaker (240 V AC) Fuse (300 V)
MR-J3W-22B (T) NF50-SVFU-5A (50 A frame 5 A) 10 A
MR-J3W-22B (S)/MR-J3W-44B (T)/MR-J3W-77B (T)
NF50-SVFU-10A (50 A frame 10 A) 15 A
MR-J3W-44B (S)/MR-J3W-1010B NF50-SVFU-15A (50 A frame 15 A) 30 A
MR-J3W-77B (S) NF50-SVFU-20A (50 A frame 20 A) 40 A
Note. "(S)" means 1-phase 200 V AC power input and "(T)" means 3-phase 200 V AC power input in the table.
(3) Power supply
This servo amplifier can be supplied from star-connected supply with grounded neutral point of overvoltage
category III (overvoltage category II for MR-J3W-0303BN6) set forth in IEC/EN 60664-1. However, when you use
the neutral point for single phase supply, a reinforced insulating transformer is required in the power input section.
For the interface power supply, use an external 24 V DC power supply with reinforced insulation on I/O terminals.
Provide a reinforced insulation DC power supply for MR-J3W-0303BN6. For the main circuit power supply, provide
each axis with a UL certified power supply of 48 V DC, 1.2 A or more; or 24 V DC, 2.4 A or more.
(4) Grounding
To prevent an electric shock, always connect the protective earth (PE)
terminal (marked
) of the servo amplifier to the protective earth (PE) of
the cabinet. Do not connect two grounding cables to the same protective
earth (PE) terminal. Always connect cables to the terminals one-to-one.
PE
terminal
PE
terminals
Even when using an earth-leakage current breaker, always ground the protective earth (PE) terminal of the servo
amplifier to prevent an electric shock. This product can cause a DC current in the protective earthing conductor. To
protect direct/indirect contact using an earth-leakage current breaker (RCD), only an RCD of type B can be used
for the power supply side of the product.
(5) Motor overload and Over temperature protection
Servo motors do not have the overheat protection function of own. The servo motors are protected by the servo
motor overheat protection function of the servo amplifiers (a protection characteristic based on 120 % of the rated
current). To provide the servo motor with overheat protection, use a magnetic contactor (electromagnetic switch)
with a thermal relay. Alternatively, install a thermal sensor or equivalent equipment near the rating plate of the
servo motor to check that the servo motor temperature is under 105 ˚C with sensing device. (Refer to Chapter 4)
2.3.2 EU compliance
The EC directives were issued to standardize the regulations of the EU countries and ensure smooth distribution of
safety-guaranteed products. The CE marking proves the compliance of the manufacturer with the EC directives, and this
marking also applies to machines and equipment incorporating servos.
(1) EMC requirement
MR-J3W servo amplifiers comply with EN 61800-3. As for I/O wires (max. length 10 m) and encoder cables (max.
length 50 m), use shielded wires and ground the shields. Install an EMC filter and surge protector on the primary
side for input and output of of the servo amplifier. The following shows recommended products.
EMC filter: Soshin Electric HF3000A-UN series
Surge protector: Okaya Electric Industries RSPD series
Line noise filter: Mitsubishi Electric FR-BLF
The MR-J3W series is not intended to be used with low-voltage distribution lines for household. If it is used in such
an environment, radio frequency interference may be generated. The installer shall provide a guide for installation
and use, including recommended mitigation devices. To avoid the risk of crosstalk to signal cables, the
installation instructions shall either recommend that the power interface cable be segregated from signal cables.
Use the DC power supply installed with the amplifiers in the same cabinet. Do not connect the other electric
devices to the DC power supply.
(2) For Declaration of Conformity (DoC)
MITSUBISHI ELECTRIC EUROPE B.V. hereby declares that the servo amplifiers are in compliance with EC
directives (EMC directive (2014/30/EU), Low voltage directive (2014/35/EU), and RoHS directive (2011/65/EU)).
For the copy of Declaration of Conformity, contact your local sales office.
2.3.3 USA/Canada compliance
This servo amplifier is designed in compliance with UL 508C and CSA C22.2 No. 274 or No. 14.
(1) Installation
The minimum cabinet size is 150% of each MR-J3W servo amplifier's volume. Also, design the cabinet so that the
ambient temperature in the cabinet is 55 ˚C or less. The servo amplifier must be installed in a metal cabinet. In
addition, the servo amplifier must be installed in a cabinet whose protective earth is correctly connected, in
compliance with the IEC/EN 60204-1 standard. For environment, the units should be used in open type (UL 50)
and overvoltage category shown in table in section 8.1. The servo amplifier needs to be installed at or below
pollution degree 2. For connection, use only copper wires.
(2) Short-circuit current rating (SCCR)
Suitable For Use On A Circuit Capable Of Delivering Not More Than 100 kA rms Symmetrical Amperes, 500 Volts
Maximum (Not More Than 5 kA rms Symmetrical Amperes at 48 V DC for MR-J3W-0303BN6).
(3) Branch circuit protection
For installation in the United States, branch circuit protection must be provided, in accordance with the National
Electrical Code and any applicable local codes.
For installation in Canada, branch circuit protection must be provided, in accordance with the Canada Electrical
Code and any applicable provincial codes.
2.3.4 South Korea compliance
This product complies with the Radio Waves Act (KC mark). Please note the following to use the product.
이 기기는 업무용 (A급) 전자파적합기기로서 판매자 또는 사용자는 이 점을 주의하시기 바라며, 가정외의 지역에서
사용하는 것을 목적으로 합니다.
(The product is for business use (Class A) and meets the electromagnetic compatibility requirements. The seller and the
user must note the above point, and use the product in a place except for home.)
In addition, use an EMC filter, surge protector, ferrite core, and line noise filter on the primary side for inputs. Use a
ferrite core and line noise filter for outputs.
2.4 General cautions for safety protection and protective measures
Observe the following items to ensure proper use of the MR-J3W servo amplifiers.
(1) For safety components and installing systems, only qualified personnel and professional engineers should
perform.
(2) When mounting, installing, and using the MELSERVO MR-J3W servo amplifier, always observe applicable
standards and directives in the country.
2.5 Residual risk
(1) Only qualified personnel are authorized to install, start-up, repair or adjust the machines in which these
components are installed. Only trained engineers should install and operate the equipment.
(2) Protect the cables with appropriate ways (routing them in a cabinet, using a cable guard, etc.).
(3) Keep the required clearance/creepage distance depending on voltage you use.
2.6 Disposal
Disposal of unusable or irreparable devices should always occur in accordance with the applicable country-specific
waste disposal regulations. (Example: European Waste 16 02 14)
2.7 Lithium battery transportation
To transport lithium batteries, take actions to comply with the instructions and regulations such as the United Nations
(UN), the International Civil Aviation Organization (ICAO), and the International Maritime Organization (IMO).
MR-BAT is lithium metal batteries contain ER17330. MR-J3BAT contains a lithium metal battery, ER6. MR-BAT and
MR-J3BAT are not subject to the dangerous goods (Class 9) of the UN Recommendations.
3. Mounting/dismounting
Installation direction and clearances
10 mm or
more
80 mm or longer
for wiring
10 mm or
more
Top
Bottom
40 mm or
more
40 mm or
more
Cabine
Servo amplifier
Cabine
Servo amplifier
CAUTION
The devices must be installed in the
specified direction. Not doing so may
cause a malfunction.
Mount the servo amplifier on a cabinet
which meets IP54 in the correct vertical
direction to maintain pollution degree 2.
To adapt your machine using MR-J3W-0303BN6 to IEC/EN
60950-1, either supply the amplifier with a power supply
complying with the requirement of 2.5 stated in IEC/EN 60950-1
(Limited Power Source), or cover the amplifier and motors
connected to the out
uts with a fire enclosure.
4. Electrical Installation and configuration diagram
WARNING
Turn off the molded-case circuit breaker (MCCB) to avoid electrical shocks or damages to the
product before starting the installation or wiring.
CAUTION
The installation complies with IEC/EN 60204-1. The voltage supply to machines must be 20 ms
or more of immunity to instantaneous power failures as specified in IEC/EN 60204-1.
Connecting a servo motor of the wrong axis to U, V, W, or CN2_ of the servo amplifier may
cause a malfunction.
Securely connect the cables in the specified method and tighten them with the specified torque.
Otherwise, the servo motor may operate unexpectedly.
The following shows representative configuration examples to conform to the IEC/EN/UL/CSA standards.
(1) 3-phase input for MR-J3W servo
amplifier
MCCB
or fuse
Controller
Encoder cable
(3-phase
230 V AC)
Power
supply
(3-phase
400 V AC)
Transformer
(star-connected)
(Note 1)
(Note 3)
MCCB
or fuse
PE
L11
L21
MC
Servo amplifier
Cabinet side
Machine side
Servo motor
Servo motor
L1
CN2A
CNP3B
CN2B
CN1
CNP3A
L2 L3
Sensing device
(2) 1-phase input for MR-J3W servo
amplifier
Controller
Encoder cable
(1-phase
230 V AC)
Power
supply
(3-phase
400 V AC)
Transformer
(star-connected)
(Note 1)
(Note 3)
(Note 2)
MCCB
or fuse
PE
L11
L21
MC
Servo amplifier
Cabinet side
Machine side
Servo motor
Servo motor
CN2A
CNP3B
CN2B
CN1
CNP3A
MCCB
or fuse
L1 L2 L3
Sensing device
(3) Main circuit 48 V DC input for MR-
J3W servo amplifier
Controller
Encoder cable
0
PM
CNP1
48 V DC
24 V DC
Circuit
protector
Servo amplifier
Cabinet side
Machine side
CN2B
CN1A
24
CNP2BCNP2A
CN2A
Sensing device
Note 1. When the wire sizes of L1 and L11 are the same, MCCB or fuse is not required.
2. For 1-phase 200 V AC servo amplifiers, connect the lines to L1 and L2.
3. Su
l
neutral needs to be earthed.
The connectors described by rectangles are safely separated from the main circuits described by circles.
The connected servo motors will be limited as follows.
(1) HG/HF series servo motors (Mfg.: Mitsubishi Electric)
(2) Using a servo motor complied with IEC 60034-1 and Mitsubishi Electric encoder (OBA, OSA)
5. Signals
The following shows MR-J3W-22B signals as a typical example. For other servo amplifiers, refer to the servo amplifier
instruction manual.
2
MO1
1
LG
15
MO2
14
LG
4
LB-A
3
LA-A
17
LBR-A
16
LAR-A
6
LB-B
5
LA-B
19
LBR-B
20
DI1-B
7
DI1-A
18
LAR-B
8
DI2-A
21
DI2-B
9
DI3-A
10
EM1
22
DI3-B
23
DICOM
11
ALM-A
12
MBR-A
24
ALM-B
26
DOCOM
25
MBR-B
13
CN3
6. Maintenance and service
WARNING
To avoid an electric shock, only qualified personnel should attempt inspections. For repair and
parts replacement, contact your local sales office.
6.1 Inspection items
It is recommended that the following points periodically be checked.
(1) Check for loose PE terminals (tightening torque: 1.2 N•m). Retighten any loose screws. (Except for MR-J3W-
0303BN6)
(2) Check servo motor bearings, brake section, etc. for unusual noise.
(3) Check the cables and the like for scratches or cracks. Perform periodic inspection according to operating
conditions.
(4) Check that the connectors are securely connected to the servo motor.
(5) Check that the wires are not coming out from the connector.
(6) Check for dust accumulation on the servo amplifier.
(7) Check for unusual noise generated from the servo amplifier.
(8) Check the servo motor shaft and coupling for connection.
(9) Make sure that the emergency stop circuit operates properly such that an operation can be stopped immediately
and a power is shut off by the emergency stop switch.
6.2 Parts having service life
Service life of the following parts is listed below. However, the service life varies depending on operating methods and
environment. If any fault is found in the parts, they must be replaced immediately regardless of their service life. For
parts replacement, please contact your local sales office.
Part name Life guideline
Smoothing capacito
10 years (Note 3)
Relay Number of powe
-on, forced stop, and controller forced stop times: 100,000 times
Cooling fan 10,000 hours to 30,000 hours (2 years to 3 years) (Note 4)
Battery backup time (Note 1) Approximately 20,000 hours (equipment power supply: off, ambient temperature: 20 ˚C)
Battery life (Note 2) 5 years from date of manufacture
Note 1. Time to hold data by a battery with power off. This varies depending on the number of axes for backup. Replace the batteries within three
years since the operation start regardless of the power supply of the servo amplifier on/off. If the battery is used out of specification, the
absolute
osition erased alarm
25
ma
occur.
2. Quality of the batteries degrades by the storage condition. The battery life is 5 years from the production date regardless of the connection
status.
3. The characteristic of smoothing capacitor is deteriorated due to ripple currents, etc. The life of the capacitor greatly depends on ambient
temperature and operating conditions. The capacitor will reach the end of its life in 10 years of continuous operation in normal air-
conditioned environment
ambient temperature of 40 °C or less
.
4. MR-J3W-0303BN6 does not have a coolin
fan.
7. Transportation and storage
CAUTION
Transport the products correctly according to their size and mass.
Stacking in excess of the limited number of product packages is not allowed.
Do not hold the front cover, cables, or connectors when carrying the servo amplifier. Otherwise,
it may drop.
For detailed information on transportation and handling of the battery, refer to the servo amplifier
instruction manual.
Install the product in a load-bearing place of servo amplifier and servo motor in accordance with
the instruction manual.
Do not put excessive load on the machine.
When you keep or use the product, please fulfill the following environment.
Item Environment
Ambient
temperature
Operation [°C] 0 to 55 Class 3K3 (IEC/EN 60721-3-3)
Transportation (Note) [°C] -20 to 65 Class 2K12 (IEC/EN 60721-3-2)
Storage (Note) [°C] -20 to 65 Class 1K4 (IEC/EN 60721-3-1)
Ambient
humidity
Operation, transportation,
storage
5 %RH to 90 %RH
Vibration
resistance
Test condition
10 Hz to 57 Hz with constant amplitude of 0.075 mm
57 Hz to 150 Hz with constant acceleration of 9.8 m/s
2
to IEC/EN 61800-5-1
(Test Fc of IEC 60068-2-6)
Operation
5.9 m/s
2
Transportation (Note)
Class 2M3 (IEC/EN 60721-3-2)
Storage
Class 1M2 (IEC/EN 60721-3-2)
Pollution degree 2
IP rating
IP20 (IEC/EN 60529), terminal block: IP00
Open type (UL 50)
Altitude
Operation, storage 1000 m or less above sea level
Transportation 10000 m or less above sea level
Note. In regular transport packaging
8.Technical data
8.1 MR-J3W servo amplifier
Item
MR-J3W-22B/MR-J3W-44B/
MR-J3W-77B/MR-J3W-222B/
MR-J3W-444B
MR-J3W-1010B MR-J3W-0303BN6
Power
supply
Main circuit
(line voltage)
3-phase or 1-phase 200 V AC to
230 V AC, 50 Hz/60 Hz
3-phase 200 V AC to 230 V AC,
50 Hz/60 Hz
48 V DC or 24 V DC
Control circuit
(line voltage)
1-phase 200 V AC to 230 V AC, 50 Hz/60 Hz 24 V DC
Interface (SELV) 24 V DC, (required current capacity: 350 mA)
Control method Sine-wave PWM control, current control method
Pollution degree 2 (IEC/EN 60664-1)
Overvoltage category 1-phase: II (IEC/EN 60664-1), 3-phase: III (IEC/EN 60664-1) II (IEC/EN 60664-1)
Protective class I (IEC/EN 61800-5-1) III (IEC/EN 61800-5-1)
Short-circuit current rating (SCCR) 100 kA 5 kA (Note)
Note. For the use in US/Canada, constitute a branch circuit including the power supply which endures SCCR of 5 kA minimum in the industrial
cabinet.
8.2 Dimensions/mounting hole process drawing
WD
H Front Side
Servo amplifier
Variable dimensions [mm]
Mass [kg]
W H D
MR-J3W-0303BN6 30 168 100 0.3
MR-J3W-22B/MR-J3W-44B 60 168 195 1.4
MR-J3W-77B/MR-J3W-1010B 100 168 195 2.3
da
c
b
c
d1
a1
e
Servo amplifier
Variable dimensions [mm]
Screw
Size
a a1 b c d d1 e
MR-J3W-0303BN6 6 6 156 ± 0.5 6 M5
MR-J3W-22B/MR-J3W-44B 6 6 156 ± 0.5 6 48 ± 0.3 48 ± 0.3 M5
MR-J3W-77B/MR-J3W-1010B 6 6 156 ± 0.5 6 88 ± 0.3 88 ± 0.3 M5
[Warranty]
1. Warranty period and coverage
We will repair any failure or defect hereinafter referred to as "failure" in our FA equipment hereinafter referred to as the
"Product" arisen during warranty period at no charge due to causes for which we are responsible through the distributor from
which you purchased the Product or our service provider. However, we will charge the actual cost of dispatching our engineer
for an on-site repair work on request by customer in Japan or overseas countries. We are not responsible for any on-site
readjustment and/or trial run that may be required after a defective unit are repaired or replaced.
[Term]
For terms of warranty, please contact your original place of purchase.
[Limitations]
(1) You are requested to conduct an initial failure diagnosis by yourself, as a general rule. It can also be carried out by us or our
service company upon your request and the actual cost will be charged. However, it will not be charged if we are responsible
for the cause of the failure.
(2) This limited warranty applies only when the condition, method, environment, etc. of use are in compliance with the terms and
conditions and instructions that are set forth in the instruction manual and user manual for the Product and the caution label
affixed to the Product.
(3) Even during the term of warranty, the repair cost will be charged on you in the following cases.
(i) a failure caused by your improper storing or handling, carelessness or negligence, etc., and a failure caused by your hardware or software
problem
(ii) a failure caused by any alteration, etc. to the Product made on your side without our approval
(iii) a failure which may be regarded as avoidable, if your equipment in which the Product is incorporated is equipped with a safety device
required by applicable laws and has any function or structure considered to be indispensable according to a common sense in the industry
(iv) a failure which may be regarded as avoidable if consumable parts designated in the instruction manual, etc. are duly maintained and
replaced
(v) any replacement of consumable parts (battery, fan, smoothing capacitor, etc.)
(vi) a failure caused by external factors such as inevitable accidents, including without limitation fire and abnormal fluctuation of voltage, and
acts of God, including without limitation earthquake, lightning and natural disasters
(vii) a failure generated by an unforeseeable cause with a scientific technology that was not available at the time of the shipment of the Product
from our company
(viii) any other failures which we are not responsible for or which you acknowledge we are not responsible for
2. Term of warranty after the stop of production
(1) We may accept the repair at charge for another seven (7) years after the production of the product is discontinued. The
announcement of the stop of production for each model can be seen in our Sales and Service, etc.
(2) Please note that the Product (including its spare parts) cannot be ordered after its stop of production.
3. Service in overseas countries
Our regional FA Center in overseas countries will accept the repair work of the Product. However, the terms and conditions of
the repair work may differ depending on each FA Center. Please ask your local FA center for details.
4. Exclusion of loss in opportunity and secondary loss from warranty liability
Regardless of the gratis warranty term, Mitsubishi shall not be liable for compensation to:
(1) Damages caused by any cause found not to be the responsibility of Mitsubishi.
(2) Loss in opportunity, lost profits incurred to the user by Failures of Mitsubishi products.
(3) Special damages and secondary damages whether foreseeable or not, compensation for accidents, and compensation for
damages to products other than Mitsubishi products.
(4) Replacement by the user, maintenance of on-site equipment, start-up test run and other tasks.
5. Change of Product specifications
Specifications listed in our catalogs, manuals or technical documents may be changed without notice.
6. Application and use of the Product
(1) For the use of our AC Servo, its applications should be those that may not result in a serious damage even if any failure or
malfunction occurs in AC Servo, and a backup or fail-safe function should operate on an external system to AC Servo when
any failure or malfunction occurs.
(2) Our AC Servo is designed and manufactured as a general purpose product for use at general industries.
Therefore, applications substantially influential on the public interest for such as atomic power plants and other power plants
of electric power companies, and also which require a special quality assurance system, including applications for railway
companies and government or public offices are not recommended, and we assume no responsibility for any failure caused
by these applications when used.
In addition, applications which may be substantially influential to human lives or properties for such as airlines, medical
treatments, railway service, incineration and fuel systems, man-operated material handling equipment, entertainment
machines, safety machines, etc. are not recommended, and we assume no responsibility for any failure caused by these
applications when used.
We will review the acceptability of the abovementioned applications, if you agree not to require a specific quality for a specific
application. Please contact us for consultation.
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